Pyyan / Open-Weight Models / Kimi K3

Kimi K3

Largest open-weight model shipped.

currentMoonshot AI ↗Verified 2026-08-13

2.8T

parameters

Specifications

Licence	Open weights
Parameters	2.8T
Released	17 Jul 2026

Official links

Moonshot AI official site

What matters

Tops the Frontend Code Arena
76.8% on SWE-Bench Verified

Best for coding.

Compare with

All 5 side by side →

Kimi K3 vs DeepSeek V4-Pro →Kimi K3 vs GLM-5.2 →Kimi K3 vs Qwen3-235B-A22B →Kimi K3 vs Llama 5 →Kimi K3 vs Hunyuan 3.0 →

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DeepSeek V4-Pro · DeepSeek GLM-5.2 · Zhipu AI Qwen3-235B-A22B · Alibaba Llama 5 · Meta Hunyuan 3.0 · Tencent